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libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob

🗓️ 09 Jun 2026 10:13:22Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 14 Views

Libyang DoS or code execution via malicious LYB blob caused by integer overflow in lyb_read_string.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2aarch64libyang2.1.148-4.el10_2libyang-2.1.148-4.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lelibyang2.1.148-4.el10_2libyang-2.1.148-4.el10_2.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xlibyang2.1.148-4.el10_2libyang-2.1.148-4.el10_2.s390x.rpm
Red Hat Enterprise Linux10.2x86_64libyang2.1.148-4.el10_2libyang-2.1.148-4.el10_2.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64libyang-debuginfo2.1.148-4.el10_2libyang-debuginfo-2.1.148-4.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lelibyang-debuginfo2.1.148-4.el10_2libyang-debuginfo-2.1.148-4.el10_2.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xlibyang-debuginfo2.1.148-4.el10_2libyang-debuginfo-2.1.148-4.el10_2.s390x.rpm
Red Hat Enterprise Linux10.2x86_64libyang-debuginfo2.1.148-4.el10_2libyang-debuginfo-2.1.148-4.el10_2.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64libyang-debugsource2.1.148-4.el10_2libyang-debugsource-2.1.148-4.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lelibyang-debugsource2.1.148-4.el10_2libyang-debugsource-2.1.148-4.el10_2.ppc64le.rpm
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30 Jun 2026 04:22Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.17.5
EPSS0.00428
SSVC
14